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USER'S MANUAL

1. DV R Re RI 28 4 8 Comr unica on protocol W amp v T PEN ema A eee 30 4 8 IPwaegeluctiOnm w Me omiies t ute mp m 1 i af sues 30 4 8 2 ediulbrBaudrate x I freu NAP PN uul NIE Px 1 30 z O og Di i A TOEIC EUNT mu tm 30 z O 2 FUNCION d ee RE TT DE 31 4 5fError checking CRG E onmes iio soo bu uu u o ee coe eee LL uu u DEE 31 4 8 6 Complete Command Frame Analyse 31 4 8 7 Coil With The Register Address Allocation 34 4 8 8 The Definition Of The Command Register CMD 36 4 8 9 Common Operation Function Descrpton 37 Quick R ferenge 1 T P of ero isku erg Oh Anen e 41 Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de T HIELE E aay si TH p 2luoJ 99 9 9 9IU MMM BP DIUO JI9 9 3 9IYJ OJu GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU Chapter 1 Overview DCM97series DC electronic load as a new generation product of ET System electronic GmbH is designed with high performance chips high speed high accuracy and with resolution of 0 1 Mv and 0 01
2. 14 4 1 4 Constant Power Operation Mode CW 18 4 1 4 1 Setting up a Standard Constant Power Mode 18 4 1 4 2 Loading and Unloading Constant Power Mode 19 4 2 Dynarnic Testing Operatiofig 5 3 7 dra ce Tuus e Tu ue 19 4 2 1 Continuous Mode GON INUOUS 19 4 2 2 RO S S AMIGO PULSE ERA eene A e Y 7 ROAM LLL 20 4 2 3 Trigger Mode IRIGOGER 1 IC uu u u uu uu u ENEE ESEE a CERESE Eei 20 4 2 4 Setting up Dynamic testing operation Parameters 20 4 2 54 Vavefamm Control ec mi EET Dae eee u DR 21 4 2 ret SQA Wave art m rg Ma Mag 21 4 245 2 riartgjular Wave e ZE 48 m p n TEE 21 4 2 5 3 Trapezoidal Wave n Rn esses 21 4 2 8 Nager Gontrol E EE E e MEET NE 21 4 2 7 LispRunction s t bh ee C EAS eee RA Esse 22 4 2 4m st Operation T A s s sott al ERC A A SE 22 4 21 2 Executbd LISUEF OUOD WE 23 4 2 8 Automatic Testing Function eese 23 Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thie
3. Operation Description Force Single Coil PC2 mandatory Description mandatory Table 4 Local allows the operator to Operation Value Force Single Coil PC2 Description mandatory Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de Table 5 Input ON operation Preset CMD 42 mandatory Multi Registers Table 6 Input OFF operation Preset CMD 43 mandatory Multi Registers Table 7 Short circuit operation Preset CMD 26 mandatory Multi Registers HIELE quum r E aay e D 71522 Backnang T MELE IHA p 2luoJ 99 9 9 9IU MMM p 91U01799 9 4 O UI GL O9GE LELZO XE4 O O9GE LELZO Je Bueuxoeg ZZGLZ C 9c Bi qui A 4949p40A 59M I4L Table 8 CC mode operation Preset IFIX Double Optional Multi Registers Preset CMD 1 mandatory Multi Registers Table 9 CV mode operation Preset UFIX Double Optional Multi Registers Preset CMD 2 mandatory Multi Registers Table 10 CW mode operation Preset PFIX Double Optional Multi Registers Preset CMD 3 mandatory Multi Registers Table 11 CR mode operation Preset RFIX Double Optional Multi Registers Preset CMD 4 mandatory Multi Registers Table 12 CC mode soft start Preset IFIX Double Optional Multi Registers Preset TMCCS Double Optional Multi Registers Preset CMD 20 ma
4. XE4 O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU There are the following 4 types of trigger output modes Please press the A and Y keys to select one you wanted followed by pressing the key Enter to confirm Prompting Messenges Explanation Trigger once when pass the test TRIGGER WHEN PASS TRIGGER WHEN FAIL Trigger once when failing the test TRIGGER WHEN TEST END Trigger once when finishing the test TRIGGER DISABLE Trigger disabled Meanwhile the Load will display the following trigger output electrical feature OUTPUT LEVEL When there is a trigger output the voltage level will change from low to high till a key pressed or a trigger input signal arrive the voltage level will sink to low status OUTPUT PLUSE When there is trigger output the voltage level change from low to high status 5 seconds later it will sink to low automatically 4 2 8 3 Executing Automatic Test Function Press the key Shift 0 to enter into the menu configuration and then press the A and Y keys to get the item MENU AUTO TEST followed by pressing the Enter key to confirm Then press the A and Y keys to get the item LOAD AUTO TEST followed by pressing the Enter key to confirm Then press the A and Y keys to select the sequential code defined as the automatic test function you want to execute followed by pressing the Enter key to confirm Then the upper right corner of the VFD disp
5. z aay si TH p 2luoJ 99 9 9 9IU MMM BP IIUO1JI9 9 3 9IYJ OJul GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU constant current value Please check if the measured power supplier has been correctly connected and turned on make sure if the voltage is normal and if the expected constant current value is in the range of the measured power supplier In loading and unloading constant current mode press the key Shift 1 V_Level the load will back into the standard constant current mode 4 1 1 3 Soft Start Constant Current Mode Soft start constant current mode functions as an inductive load simulating inductance value which is in direct proportion with the rise time of soft start In this mode the measured power supplier can be avoided from current strike damage Load current Rising Time T Picture 4 3 Soft Start Current Mode When in standard constant current mode press the key Shift 2 S_Start to enter into the soft start constant current mode When the VFD display shows Rising TM xxxxxxxxvmS indicating the current rising time press the numeric keys and decimal point key to enter the rising time required followed by pressing the key Enter In this way the load will enter into the soft start constant current mode If the input state is in OFF state then the right upper corner of the VFD display will show the word OFF Press the key On Off to change
6. 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r E aay si TH p 2luoJ 99 9 IU MMM ep 2Iuo4j29 e e aruY 9 OJUI GL O9GE LELZO XE4 O O9GE LELZO Je Bueuxoeg ZZGLL G e 9c Diadtuigud 4949p40A 59M I IU OxFFOO 0x0000 means OFF while OxFFOO means ON All other values are invalid and will not affect the coil 4 8 4 Function Code Function codes are single byte hex number there are 4 function modes as follows Function Code Description Read Coil Status read the data by the bit Force Single Coil write the data by the bit Read Holding Registers read the data by the word Preset Multiple Registers write the data by the word 4 8 5 Error checking CRC DCM97 series load use the Cyclic Redundancy Check CRC The CRC field checks the contents of the entire message The CRC fileld is two bytes containing a 16 bit binary value When the CRC ia appended to the message the low order byte is appended first followed by the high order byte The discipline is as follows a Setup one hex CRC register and give the initial value as OxFFFF b Make bitxor for the first byte of the frame date and the lower 8 bit of the CRC register And save the bitxor result into the CRC register c Right move CRC register for 1 byte and check the if the lowest bit is 1 if the lowest bit is 1 and then make the bitxor for the CRC register and the fixed d
7. Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU Note if the constant current value you want to set is beyond the maximum constant current value of the load the current value will stop to be increased even if you still rotate the selective encoder knob clockwise Then the right lower corner of the VFD display shows the constant current value you set among which a cursor shows under one number meaning this number requires fine tuning If users want to change the fine tuning accuracy just press the rotary encoder knob in which a key is included Every time when you press the rotary encoder once the cursor will move forward to the previous number 4 1 1 2 Loading and Unloading Constant Current Mode Loading and unloading mode can well protect the measured power supplier from damage When the voltage of the measured power supplier begins to increase the load will automatically adjust itself to the open circuit state and begin to carry the measured power supplier and adjust itself to the current value set only when the voltage of the measured power supplier has been increased to the ONSET loading voltage When the voltage of the measured power supplier begins to decrease and has been decreased to the OFFSET unloading value the load will automatically adjust itself to the open circuit state If the ONSET loading voltage value is higher than the OFFSET unloading voltage value the load can be avoided from frequent carrying and
8. p 9luoJ 99 9 IU MMM BP I U04JI9 9 9 9 4J OOJU 6 L O9GE LELZO Xe 0 O9GE LELZO e bueuyoeg zzgL4 d 9z BJequieM 4949p40A O 9Jelu TFI BEEN MELE Models DCM9 7 Series USER S MANUAL Programmable DC Electronic Load Including DCM9713 DCM9713B DCM9714 DCM9714B e D 71522 Backnang _ w HELE Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de E aay si TH p 2luo4J 99 9 IU MMM ep 2Iuo4129 e e aru 9 OJUI GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Diaduigud 4949p40A 59M I IU Content Chapter EVI TTE HE HEEN E e 1 Chapter 2 Techi al Specificati rre _ 8 27 eee EE aene eni 2 2 1 Mairf Teh Gal Specificatibrmee Zanen E MORET P Na Deere 2 2 2 Electronic liaad Dimensions A enee Au Reese 3 Chapter 3 Quick Reference si Mkts cccscedescsscssscecgtuhnssrmMyrcssscessdbrsssrsssssegghdlscst hbesrssssscethesssussens 4 3 1 Power onself test 2 WA TE W aWyr A A Wegen 4 32 liyCase OI Trouble r uuu E 4 3 3 Frogt RTE e ETC de e ET te eoo BEE DEE EN 5 3 4 Keypad Dissctions Pe Tire MB nn E Ee IE uou 6 3 5 Wepu ODemgtion Www W AMOR Min W Nh A T Chapter 4 Panel bBeration A Meses m
9. 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de z aay z IFMA p 2luo4J 99 9 9 9IU MMM BP DIUO JI9 9 3 9IYJ OJul GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Diaduigud 4949p40A 59M I IU Chapter 3 Quick Reference 3 1 Power on self test Verify that you have received the following items with your power supplier If anything is missing contact your nearest Sales Office o One power cord for your location o The user s manual o One CD only when you have bought communication accessories o One communication cable only when you have bought communication accessories At first please make sure the electronic load has been correctly connected and powered on Please refer to the following for the detailed operation steps Procedure isplay Explanation 0000 1 Power on the SYSTEM SELF TEST The electronic load start power on self test electronic load VXXX and the VFD display shows the software serial No 2 Wait for 1s after EPROM ERROR EEPROM damage or lost data of last power turn on electronic load off ERROR CAL DATA EEPROM lost calibration data 3 Wait for another 2S JXXXXxxxV XXXXXXX Display the actual input voltage and current XXXXXXXW XXXXXXXX value actual power value and setting value 3 2 In Case Of Trouble If electronic load fails to run during power on operation the following test will help you to solve the
10. 9c Bi qui A 4949p40A 59M I IU ERRCAL 0x0527 1 ae 1 calibration data error tag Table 2 Register XRAM area definition CMD Ox0AO0 1 W R Command Register lower 8 bits effective high 8 bits meaningless IFIX Ox0A01 Constant current register double type UFIX Ox0A03 Constant voltage register double type PFIX Ox0A05 Constant power register double type RFIX Ox0A07 Constant resistance register double type TMCCS Ox0A09 2 W R Current soft start rising time register TMCVS OxOAOB 2 W R Voltage soft start rising time register TMS ar double type UCCONSET OxOAOD W R Constant current load voltage ru register double type UCCOFFSET 0x0AOF W R constant current unload voltage register een s gt P omnee ne S UCVONSET Ox0A1 1 Constant voltage load voltage register double type UCVOFFSET Ox0A13 Constant voltage unloaded voltage regi kk gia ES UCPONSET Ox0A15 W R Constant power load voltage register double permet TT L e UCPOFFSET Ox0A17 W R Constant power unload voltage register Mili TT WY 2 UCRONSET Ox0A19 2 W R Constant resistance load voltage register Ip ET Pro E UCROFFSET Ox0A1B 2 W R Constant resistance unload voltage register e Db ee UCCCV OxOA1D 2 W R constant current shift constant voltage UCRCV OxOA1F 2 W R Constant resistance shift constant voltage pan Ga AY econo o n IA Ox0A21 2 W R dynamic mode A phase current register ile E alwewl E Ox0A23 2 W R dynamic mode B pha
11. Mode I Picture 4 6 Constant Resistance Shifting into Constant Voltage Mode In constant resistance shifting into constant voltage mode the measured power supplier can be avoided from current strike damage When in standard constant current mode press the key Shift 5 CR CV to enter into the constant current shifting into constant voltage mode When the VFD display shows CR TO CV VOL T xxxxxxxxV indicating the current constant voltage value press the numeric keys and decimal point key to enter the constant voltage value required followed by pressing the key Enter to confirm In this way the load will enter into the constant resistance shifting into constant voltage mode If the input state is in OFF state then the right upper corner of the VFD display will show the word OFF Press the key On Off to change the input state into ON state Then the right upper corner of the VFD display will show the word CR CV or Unreg Showing CR CV means the load has been successfully set into the expected constant resistance value showing Unreg means the load could not adjust itself to the expected constant resistance value Please check if the measured power supplier has been correctly connected and turned on make sure if the voltage is normal In loading and unloading constant resistance mode press the key Shift 5 CR CV the load will back into the standard constant resistance mode 4 1 3 Constant Voltage Operation Mode CV In this mode the elect
12. Mode Press the key I SET then the VFD display will show STANDARD CURR xxxxxxxxA the current constant current value Press the numeric keys and decimal point key to enter the constant current value required followed by pressing the key Enter to confirm Then the load will enter into the standard constant current If the input state is in OFF state then the right upper corner of the VFD display will show the word OFF Press the key On Off to change the input state into ON state Then the right upper corner of the VFD display will show the word CC or Unreg Showing CC means the load has been successfully set into the expected constant current value showing Unreg means the load couldn t adjust itself to the expected constant current value Please check if the measured power supplier has been correctly connected and turned on make sure if the expected constant current value is in the range of the measured power supplier If you want to fine tune the constant current value you can rotate the selective encoder knob to adjust the value Rotating clockwise is to increase the value while rotating anti clockwise is to decrease the value Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r E aay si TH 9p 21u04 29 8 9 8IU MMM ep 2Iuo4129 e e aruY 9 OJUI 6 L 09GE L6L20 X2e4 O O9GE LELZO
13. _ wm MS AE 2 mmm waf qw m ms em Fuse postion 7 wm s s w wama mmm s maa ee wm mmm s s Gas emm a FP ow pmm IM I w CES CCOATA ke Picture 3 1 Fuse Location 3 3 Front Panel Operation Please refer to the picture3 2 for the front panel of DCM97 electronic load HN Ee V Tel ee Picture 3 2 Front panel DThe upper half is black VFD display screen and knob 2 The bottom half left side to right side is Numeric keys 0 9 ESC key Function keys Up Down keys Enter key Input terminal and Output terminal Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r EEE aay si TH p 2luoJ 99 9 9 IU MMM BP IIUO1JI9 9 3 9IYJ OJul GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU ES o0 xm x offen Gn 2 SE arz ee age S Ww s EI Ll 00C3XLAES d a ae e m CB 4 mw T emmmer E ST i E NET falls a SSS fe mE um u 73 SS QT w ae 2 SEE g xmann e s M 0 Gas keen An TCT r ea aS CUT i OO SSS r r remm maan o Picture 3 3 The back panal of DCM97 Series electronic load O O full range current in correspond to 0 10V output Oscillograph can be connected b
14. current shifting into constant voltage mode When the VFD display shows CC TO CV VOL T xxxxxxxxV indicating the current constant voltage value press the numeric keys and decimal point key to enter the constant voltage value required followed by pressing the key Enter to confirm In this way the load will enter into the constant current shifting into constant voltage mode If the input state is in OFF state then the right upper corner of the VFD display will show the word OFF Press the key On Off to change the input state into ON state Then the right upper corner of the VFD display will show the word CC CV or Unreg Showing CC CV means the load has been successfully set into the expected constant current value showing Unreg means the load could not adjust itself to the expected constant current value Please check if the measured power supplier has been correctly connected and turned on make sure if the voltage is normal In loading and unloading constant current mode press the key Shift 4 CC CV the load will back into the standard constant current mode 4 1 2 Constant Resistant Operation Mode CR In this mode the module will sink a current linearly proportional to the input voltage in accordance with the programmed resistance Please refer to the picture 4 5 Note when the voltage of the measured power supplier is too high and the resistance set is too low it will result in the consumed current higher than the maxim output current of
15. has been successfully set into the expected constant voltage value showing Unreg means the load couldn t adjust itself to the expected constant voltage value Please check if the measured power supplier has been correctly connected and turned on make sure if the voltage of the measured power supplier is normal and if the output current is beyond the maximum current that the load can carry If you want to fine tune the constant voltage value you can rotate the selective encoder knob locating at the right upper corner of the front panel to adjust the value Rotating clockwise is to increase the value while rotating anti clockwise is to decrease the value Note if the constant voltage value you want to set is beyond the maximum constant voltage value of the load the current value will stop to be increased even if you still rotate the selective encoder knob clockwise Then the right lower corner of the VFD display shows the constant voltage value you set among which a cursor shows under one number meaning this number requires fine tuning If users want to change the fine tuning accuracy just press the rotary encoder knob in which a key is included Every time when you press the rotary encoder once the cursor will move forward to the previous number 4 1 3 2 Loading and Unloading Constant Voltage Mode As for the loading and unloading mode theory please refer to the 3 1 1 2 illustration When in standard constant voltage mode press the key Shift 1
16. mA the basic accuracy is 0 03 the basic current rise speed is 2 5 A us DCM9 series has a wide application in production line cell phone charger cell phone battery electric vehicle battery Switching power supplier linear power supplier research institutes automotive electronics aeronautics and astronautics ships solar cells fuel cell etc DCM 9 series offers users with its novel design rigorous process and attractive cost effectiveness FEATURES Six high speed operation modes CC CR CV CW CC CV CR CW Over current over voltage over power over heat polarity reversed protection High luminance VFD screen with two lines amp four channels display Intellegent fan system will be automatically initiated according to the temperature ooft start time setting carrying the power supplier according to the voltage value set Battery testing and short circuit function Available for dynamic testing and rising edge falling edge setting Supporting external trigger input and output External current waveform monitor terminal Supporting remote voltage compensation and multidata storage Power on self test software calibration and standard rack mount Communication mode GPIB RS232 RS485 USB Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de T HIELE zs a si IIH p 2luoJ 99 9 9 IU MMM ep 2Iuo
17. selection M M MHENPASS Trigger once when passing the test q wWHENFAL rigger once when failing the test ends SABE isabetiggerodpu oe output electrical characteristics selection use Puseodpu evi otageleveloupul E TD a NN Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de T HIELE zm eegen si IHA p 2luoJ 99 9 9 IU MMM D 09luoJ1 99 9 9 U oJul GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU Chapter 4 Panel Operation 4 1 Basic Operation Mode There are four operation modes for electronic load 1 Constant current CC 2 Constant voltage CV 3 Constant resistance CR 4 Constant power CW 4 1 1 Constant Current Operation Mode CC In this mode the electronic load will sink a current in accordance with the programmed value regardless of the input voltage Please refer to the picture 4 1 If maximum current value of the measured power supplier is lessen than the constant current value set the electronic load might fail to adjust itself to the constant current and the voltage of the measured power supplier could be changed to be low I Current Set Load current Load voltage V 4 1 Constant Current Mode 4 1 1 1 Setting up a Standard Constant Current
18. the falling time required followed by pressing the key Enter to confirm Then the load VFD display shows TRANMODE CONTINUOUS TRANMODE PULSE TRNMODE TRIGGER indicating the current dynamic testing operation mode Press the key Aor V to choose the dynamic testing operation mode you want followed by pressing the key Enter to confirm 4 2 5 Waveform Control 4 2 5 1 Square Wave When the rise time and falling time are both set as zero and the dynamic testing operation mode is set as continuous mode the output wave is square wave The output frequency is the inverse of the lasting time sum of current A and current B Since the minimum accuracy of all the time is set as 20uS the load can read the square wave with the maximum frequency of 25KHz and duty cycle of 50 4 2 5 2 Triangular Wave When the lasting time of both current A and current B are set as zero and the dynamic testing operation mode is continuous mode the output wave is triangular wave The output frequency is the inverse of the sum of the rising time and falling time Since the minimum accuracy of all the time is set as 20uS the load can read the triangular wave with the maximum frequency of 25KHz Since the rising edge and falling edge of the triangular wave are all step wave with 20uS output frequency the ideal degree of triangular wave is in inverse proportion to the its output frequency In extreme situations the triangular wave might function as square wave there are 0 10
19. the input state into ON state Then the right upper corner of the VFD display will show the word CC_S or Unreg Showing CC_S means the load has been successfully set into the expected constant current value showing Unreg means the load couldn t adjust itself to the expected constant current value Please check if the measured power supplier has been correctly connected and turned on make sure if the expected constant current value is in the range of the measured power supplier In loading and unloading constant current mode press the key Shift 2 S_Start the load will back into the standard constant current mode Note The rise time set is automatically regulated to be the round number times of 20uS 4 1 1 4 Constant Current Shifting into Constant Voltage Mode In constant current shifting into constant voltage mode the measured power supplier can be avoided from current strike damage Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r z aay si TH p 2luoJ 99 9 9 IU MMM BP IIUO1JI9 9 3 9IYJ OJul GL O9GE LELZO XE4 O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M lait aie Load input voltage Picture 4 4 Constant Current Shifting into Constant Voltage Mode When in standard constant current mode press the key Shift 4 CC CV to enter into the constant
20. the measured power supplier or result in the loads failing to adjust itself automatically to the constant resistance even result in the load shock Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de T HIELE z aay si TH 9p 21u04 29 8 9 8I MMM BP DIUO1JI9 9 9 9IYJ OJul GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU Load current Slop resistance set Load input voltage Picture 4 5 Constant Resistance Mode 4 1 2 1 Setting up a Standard Constant Resistance Mode Press the key R SET then the VFD display will show STANDARD RESI xxxxxxxxQ indicating the current constant resistance Then Press the numeric keys and decimal point key to enter the constant resistance value required followed by pressing the key Enter In this way the load will enter into the standard constant resistance mode If the input state is in OFF state then the right upper corner of the VFD display will show the word OFF Press the key On Off to change the input state into ON state Then the right upper corner of the VFD display will show the word CR or Unreg Showing CR means the load has been successfully set into the expected constant resistance value showing Unreg means the load couldnot adjust itself to the expected constant resistance value Please check if the measur
21. the unloading voltage value required followed by pressing the key Enter to confirm In this way the load will enter into the loading and unloading constant resistance mode If the input state is in OFF state then the right upper corner of the VFD display will show the word OFF Press the key On Off to change the input state into ON state Then the right upper corner of the VFD Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r z aay IHA 9p 21u04 29 8 9 8IU MMM p 91U01799 9 4 O UI 6L 098 16L40 Xe4 O O9GE LELZO Je Bueuxoeg ZZGLZ G 9c Bi qui A 4949p40A 59M I IU display will show the word CR_UN or Unreg Showing CR_UN means the load has been successfully set into the expected constant resistance value showing Unreg means the load could not adjust itself to the expected constant resistance value Please check if the measured power supplier has been correctly connected and turned on make sure if the voltage is normal and if the output current of the measured power supplier is in the range of the current value that the expected resistance can absorb In loading and unloading constant current mode press the key Shift 1 V_Level the load will back into the standard constant resistance mode 4 1 2 3 Constant Resistance Shifting into Constant Voltage
22. 0 accuracy difference according to the different rising time and falling time set 4 2 5 3 Trapezoidal Wave When the four time parameters that need to set are all bigger than zero and the dynamic testing operation mode is continuous mode the load output wave is trapezoidal wave It has the same frequency characteristics with the triangular wave 4 2 6 Trigger Control When dynamic testing operation mode is set as pulse mode or trigger mode the trigger control is initiated There are three trigger modes Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r EEE ey si IHA 9p 21u04 29 8 9 8IU MMM ep 2Iuo4129 e e aluY 9 OJUI GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Diadtuigud 4949p40A 59M I IU a Keypad triggering mode Press the key Shift Trigger to p trigger the electronic load b TTL triggering mode Send a high pulse with a constant time more than 5m Sec to the trigger In terminals in rear panel to trigger the electronic load Cs PC control software triggering mode 4 2 7 List Function The electronic load is available of list operation function 8 sets of data can be edited at most and 200 steps can be edited in each set of data Users can edit the duration of each step the minimum time of each set of data Please note that the minimum time
23. 4129 e e aru1 9 OJUI GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU Chapter 2 Technical Specifications 2 1 Main Technical Specifications Pu 1 x ons TT we woran 600W 600 W 1200W 1200W Input Raitng 0 120A 0 30A 0 240A 0 60A 0 150V 0 500V 0 150V 0 500V 0 05 0 05 FS 0 1 0 05 FS 0 03 0 05 FS 0 03 0 05 FS 0 05 0 05 FS 0 1 0 05 FS 0 03 0 05 FS 0 03 0 05 FS 0 1 19 999V 0 1 150V 0 1 19 999V 0 1 500V 0 1 19 999V 0 1 150V 0 1 19 999V 0 1 500V 0 03 0 02 FS 0 03 0 02 FS 0 03 0 02 FS 0 03 0 05 FS 0 03 0 02 FS 0 03 0 02 FS 0 03 0 02 FS 0 03 0 05 FS CR Mode 0 03 Q 10K 0 03 Q 5K See 0 03 Q 5K 0 3 2 10K r SK 0 03 2 10K 0 03 2 5K Voltage and 210 full mantiinanii 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS CW Mode 0 600W 0 600W 060W 600W 0 600W 0 1200W 0120W 1200W 0 1200W 0 1200W Voltage and 210 full measument Accuracy 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 19 999V 0 150V 0 19 999V 0 500V 0 19 999V 0 150V 0 19 999V 0 500V V Measurement 0 015 0 03 FS 0 015 0 03 FS 0 015 0 03 FS 0 015 0 05 FS 0 015 0 03 FS 0 015 0 03 FS 0 015 0 03 FS 0 015 0 05 FS Current 0 12A 0 120A 0 30A 0 24A 0 240A 0 60A Accuracy 0 05 0 05 FS 0 1 0 08 FS 0 03 0 05 FS 0 03 0 08 FS 0 05 0 05 FS 0 1 0 1 FS 0 03 0 05 FS 0 03 0 08 FS W Measurement Wat
24. 9 info thiele electronic de www thiele electronic de HIELE quum r mmm aay si IIH p 2luoJ 99 9 9 9IU MMM BP IIUO1JI9 9 3 9IYJ OJu GL O9GE LELZO XE4 O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Diaduigud 4949p40A 59M I IU Table 22 System parameter setting mode Preset IMAX Double Optional Multi Registers Preset UMAX Double Optional Multi Registers Preset Double Optional Multi Registers Force Single Coil REMOTE OxFF00 0x0000 Optional Preset CMD 41 mandatory Multi Registers Quick Reference Safety Please donot install any spare or repair the instrument without permission In order to make sure the normal work of the instrument please have it mended in the maintenance department designated by our company Pease review the following safety precautions before operating our equipment Safety Symbols Please keep in mind the following items which may result in injuries on your body QD Connect it to safety earth ground using the wire recommended in the user manual k High voltage danger Non professionals are forbidden to open the instrument N The symbol on an instrument indicates that the user should refer to the operating Instructions located in the manual please wear gloves when you start to opreate and be ware of electronic shock Don t use the equipment at the about personal safety place Certification and Warranty M99 Series Electrical Loads meet its p
25. CRCEmrthek 9 2 7 m EE Example Value Force Single Coil Example Abnormal Response CRCEmrChek a A value of OxFFOO forces the coil to be ON and 0x0000 forces the coil to be turned OFF All other values are invalid and will not affect the coil For example The following example sets the load is in remote control at slave device address 0x01 From table 4 8 7 1 we know that the PC1 remote address is 0x0510 Query 0x01 0x05 0x05 0x00 OxFF 0x00 Ox8C OxF6 The Correponding Response 0x01 0x05 0x05 0x00 OxFF 0x00 0x8C OxF6 9p 21u04 29 8 9 8IU MMM ep 2Iuo4129 e e aruY 9 OJUI 6 L 09GE L6L20 X2e4 O O9GE LELZO Je Bueuxoeg zzS14 d 9c B1equieM 4949p40A 59M lait Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de T HIELE EENES een si TH 9P I U0 JI9 9 9 91Y J MMM BP IIUO1JI9 9 9 9IYJ OJul GL O9GE LELZO XE4 O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU 3 Read Holding Registers 0x03 Read Holding Registers Example Query Field Name Byte length Example Value Starting Address 2 m 3 O OxFFFF 1 1 Read Holding Registers Example Nomal Response SlveAddess 1 Function Code p S 098 1 Zub n Daa EE z ig Nu Example Value Read Holding Registers Example Abnormal Response Fiel
26. RD POWER xxxxxxxxW indicating the current constant power Then Press the numeric keys and decimal point key to enter the constant power value required followed by pressing the key Enter In this way the load will enter into the standard constant power mode If the input state is in OFF state then the right upper corner of the VFD display will show the word OFF Press the key On Off to change the input state into ON state Then the right upper corner of the VFD display will show the word CW or Unreg Showing CW means the load has been successfully set into the expected constant power value showing Unreg means the load couldn t adjust itself to the expected constant power value Please check if the measured power supplier has been correctly connected and turned on make sure if the voltage of the power supplier is normal and the maximum output current of the measured power supplier is undercurrent If you want to fine tune the constant power value you can rotate the selective encoder knob to adjust the value Rotating clockwise is to increase the value while rotating anti clockwise is to decrease the value Then the right lower corner of the VFD display shows the constant power value you set among which a cursor shows under one number meaning this number requires fine tuning If users want to change the Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele elect
27. V_Level to enter into the constant loading and unloading constant voltage mode When the VFD display shows ONSET VOLTzxxxxxxxxV indicating the current loading voltage press the numeric keys Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r EEE ey z IHA p 2luoJ 99 9 9 9IU MMM ep 2Iuo4129 e e aruY 9 OJUI GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU and decimal point key to enter the loading voltage value required followed by pressing the key Enter to confirm Then the VFD will shows OFFSET VOLT xxxxxxxxV indicating the current unloading voltage Press the numeric keys and decimal point key to enter the unloading voltage value required followed by pressing the key Enter to confirm In this way the load will enter into the loading and unloading constant voltage mode If the input state is in OFF state then the right upper corner of the VFD display will show the word OFF Press the key On Off to change the input state into ON state Then the right upper corner of the VFD display will show the word CV_UN or Unreg Showing CV_UN means the load has been successfully set into the expected constant voltage value showing Unreg means the load couldn t adjust itself to the expected constant voltage value Please check if the meas
28. ack panel is initiated It is impossible to initiate the input terminals both at the front panel and at the back panel together If the voltage of the load is near to zero point and does not change according to the signal please check if the wire mode matches the parameters of the remote measurement function 4 7 Battery Testing Experiment proves the test with load is the best method to ensure the battery whether work well or not Only with the correct load testing the battery can be confirmed if it was being the expectant life curve location The DCM9711 electronic loads can be used to test any type of the battery nowadays As to any battery used either in sheltered equipment or in the uninterrupted service system it is necessary to use the load testing Because the battery is the lowest reliable component it must be tested by the load periodically to ensure the reliability of the battery Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r E aay si TH p 2luoJ 99 9 9 IU MMM BP IIUO JI9 9 3 9IYJ OJul GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU Capability Test Constant current mode is applied in DCM9711 Serial electronic load to test the capability A program is set to control voltage level When the voltage of the
29. ad Power Range Electronic load Mode Change Picture 4 14 Software Maximum Setting Value 4 5 Protection Functions Electronic load includes the following protection functions 4 5 1 Over Voltage Protection OV If input voltage exceeds the voltage limit load will turn off the input Buzzer will sound and the VFD display shows Over Volt Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de T HIELE E aay si TH p 2luoJ 99 9 IU MMM BP IIUO1JI9 9 3 9IYJ OJul GL O9GE LELZO XE4 O O9GE LELZO Je Bueuxoeg ZZGLL G e 9c Bi qui A 4949p40A 59M I IU The load maximum voltage value can be set by pressing the key Shift 0 Menu When the VFD display shows MENU SYSTEM SET press the key Enter to confirm Then the VFD display shows SYSTEM IMAX xxxxxxxxA Press the Up and Down keys to make adjustment until the VFD display shows SYSTEM UMAX xxxxxxxx Vindicating the current maximum voltage value then enter the maximum voltage value required by pressing the numeric keys and decimal point key followed by pressing the key Enter to confirm Then press the key Esc to escape the Menu item Note The maximum voltage value of DCM9711 electronic load is 150V When it is beyond 150V it will be automatically adjusted to 150V Besides the maximum voltage value has close relation with the vo
30. ad will display ADDRESS ADDR xxx you can change the address number by press the numeric keys and press the key Enter again to confirm Note The valid additional address number is integers in the range of 1 200 3 Select the check mode Press Shift 0 in turn enter into the main Menu the load will display MENU CONFIG press the key Enter to confirm the load will get into CONFIG menu press A and Y key button to let the load display CONFIG COMM PARITY press Enter to confirm then the load will display COMM PAR xxxxx you can select the parity check mode by pressing A and Y key button and then press Enter to confirm 4 8 2 Setup Baudrate Press Shift 0 in turn the load will display MENU CONFIG Press Enter to confirm the load will enter into CONFIG menu press A and Y key button to let the load display CONFIG BAUDRATE SET press Enter to confirm the load will display BUADRATE xxxxx you can choose the appropriate baudrate as you need and press Enter to confirm Totally 6 different baudrate provided for selection 2400 9600 14400 28800 57600 115200 4 8 3 Data In some data frame the date length is fixed but there are some data frame length is not fixed According to Modbus protocol in the data field all the hex data and floating point number are formed as the High Byte in the former and Low byte in the after Addition the output value of force single coil must be 0x0000 or Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel
31. ange x MAXPOWERSET Soe Maximum Power 0000 OR Km ae EXIT cer ee Oe Y Loupuer Ghoeisfis 1 8 jpmusr Fdises MINIMUM TIME Edit minimum time 0 02 1310 7mS usrMop UST outputmos ONINUOUS Contnuousmos END HOLD Remains to the last output voltage level after j EY heban ae asunsa END RESET Keep load off state after the whole steps are hon Mora VE BTEPLENGTH Seplngi i 200 STEPn X f whoesteplengh CURRENT eem S O me Duration Er autotest OADAUTOTEST Choose automatictestfles 18 EDITAUTOTEST Editautomatic testfles STEPLENGTH _ Setthewhole steplength up Jemen u 78 o 24 0085 uo D wokWwoE CRMODE Constant resistance mode SHORT MODE _ Short circuit mode TEST CURRENT Test current TESTRES Testresitance DELAY TIME Test delay time 0 2 25 5S Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r mmm aay si TH p 2luoJ 99 9 9 IU MMM BP IIUO JI9 9 3 9IYJ OJu 6 L O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Diaduigud 4949p40A 59M I IU INPUT xxxx Input the parameters set for example CC mode 1A MNIMUMxxxx Input the minimum lower limit MAXIMUM xxxx Input the maximum upper limit JSETUPAUTOTEST TRIGGER Trigger output
32. ata OxA001 d Repeat c for 8 times e Repeat step b c d for the next byte of frame data till the last byte f The last number in the CRC register is the last parity checking result Put it at the end of the frame data and keep the lower 8 bit in the after and higher 8 bit in former 4 8 6 Complete Command Frame Analysis 1 Read Coil Status 0x01 Read Coil Status Example Query Field Name Byte length Example Value Read Coil Status Example Normal Response Filed Name Byte length Example Value Slave Address BC 1 200 Read Coil Status Example Abnormal Response Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de sT HIELE E aay Field Name Byte length Example Value Slave Address 1 200 si TH Abnormal Code 01 04 For example The following example reads the load input state ISTATE of Coil at slave device address 0x01 From table 4 8 7 1 we know that the ISTATE address is 0x0510 Query 0x01 0x01 0x05 0x10 0x00 0x01 OxFC OxC3 The Corresponding Nomal Response 0x01 0x01 0x01 0x48 0x51 OxBE among which 0x48 is the read back data and its lowest bit is O this means the input state ISTATE is OFF 2 Force Single Coil 0x05 Force Single Coil Example Query codes 2 O FFF CRCEmrChek 2 Q Force Single Coil Example Normal Response c X Pu ColAdmess 2 O FFF
33. ay si TH p 2luoJ 99 9 9 IU MMM ep 2Iuo4129 e e aruY 9 OJUI GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU 4 8 Communication protocol 4 8 1 Introduction DCM97 series programmable electronic loads work with Modbus protocol The data frame contains 4 parts as follows Salve Address Function Code Data Error Checking CRC To make sure high reliability for the communication we need to set the frame pitch greater than 3 5 times of the transient time of single bit byte Eg When the baud rate is 9600 then the frame pitch time must be greater than 11 3 5 9600 0 004s DCM97 series programmable electronic loads provided with double way asynchronous communication fixed 1 bit as the start bit 8 data bit and 1 stop bit Support Non parity check Odd Parity check and even parity check Baudrate could be selected as 2400 9600 14400 28800 57600 115200 1 Setup additional address and communication parameter The additional address is a single byte with 16 hexadecimal system data DCM97 series electronic loads will only response the request data frame which has the same additional address 2 Setup the additional address Press Shift 0 in turn Enter into the Main Menu the Load will display as MENU CONFIG Press the key Enter to confirm then the load get into CONFIG Menu press A and Y key button to let the load display CONFIG ADDRESS SET then press Enter to confirm the lo
34. battery is too low the electronic load will identify the battery being on the threshold value set or at the margin of insecure state and will stop testing automatically When the load is in testing procedure you can see the battery voltage battery discharge current electronic load power and battery capability that has been spared If the load is connected with PC software then you can see the discharge curve of battery discharge This test can test out the reliability and remaining life of battery So it is very necessary to do the test before you change another new battery Operation 1 In standard constant current mode adjust the load current value to the discharge current value of battery required 2 Press the key Shift 8 Battery When VFD display shows END TEST VOLT xxxxxxxxV set the turn off voltage and press the key Enter to start the capability test When the voltage drops to the turn off voltage the load will automatically turn off 3 Press the key On Off to start or to pause the battery capability test 4 Press the key Shift 8 Battery to escape the battery capability test mode V Battery Voltage T 2 2 2 2 22 2 2 2 22 22 2 2 2 2 4 Min voltage Load Sink Current T Picture 4 16 Battery Capability Schema Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de T HIELE z a
35. d Name Byte length Example Value 1 1 Abnormal Code 1 01 04 2 CRC Error Check 2 TR UE For example The following example reads the present voltage value at slave device address 0x01 From table 4 8 7 1 we know that the register address of the present voltage value is 0x0B00 Query 0x01 0x03 0x0B 0x00 0x00 0x02 0xC6 0x2F The Corresponding Nomal Response 0x01 0x03 0x04 0x41 0x20 0x00 0x2A 0x6E 0x1A among which 0x41 0x20 0x00 0x2A is the read back voltage value the corresponding floating point number is 10V 4 Preset Multiple Registers 0x10 Preset Multiple Registes Example Query Field Name Byte length Slave Address 1 Starting Address n CRC Error Check Preset Multiple Registers Example Response Field Name Byte length Example Value Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r z aay si TH 9P I U0 JI9 9 9 9IY J MMM BP DIUO1JI9 9 9 9IYJ OJul GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLL G e 9c Diaduigud 4949p40A 59M I IU Starting Address Preset Multiple Registers Example Abnormal Response ORC EmorCheck 2 S For example The following example sets the load s constant current IFIX is 2 3A at slave device address 0x01 From table 4 8 7 1 we know that the IFIX register address is 0x0A01 the floating p
36. ed power supplier has been correctly connected and turned on make sure if the output current of the measured power supplier is in the range of the current value that the expected resistance can absorb If you want to fine tune the constant resistance value you can rotate the selective encoder knob to adjust the value Rotating clockwise is to increase the value while rotating anti clockwise is to decrease the value Then the right lower corner of the VFD display shows the constant resistance value you set among which a cursor shows under one number meaning this number requires fine tuning If users want to change the fine tuning accuracy just press the rotary encoder knob in which a key is included Every time when you press the rotary encoder once the cursor will move forward to the previous number 4 1 2 2 Loading and Unloading Constant Resistance Mode As for the loading and unloading mode theory please refer to the 3 1 1 2 illustration When in standard constant resistance mode press the key Shift 1 V_Level to enter into the constant loading and unloading constant resistance mode When the VFD display shows ONSET VOL T xxxxxxxxV indicating the current loading voltage press the numeric keys and decimal point key to enter the loading voltage value required followed by pressing the key Enter to confirm Then the VFD will shows OFFSET VOL T xxxxxxxxV indicating the current unloading voltage Press the numeric keys and decimal point key to enter
37. een value A and value B when the dynamic testing operation is turned on Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de T HIELE EET p si TH p 21U01 99 IY MMM ep 2Iuo4129 e e alu 9 OJUI GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU K 2 0ms 3 0ms Picture 4 10 Continuous Operation Mode 4 2 2 Pulse Mode PULSE In this mode when the dynamic testing operation is turned on the electronic load will switch to value B as receiving one trigger signal taking the pulse time TWD of value B Load will return to Value A 5A TWD TWD 10ms 10ms TRIG TRIG Picture 4 11 Pulse Operation Mode 4 2 3 Trigger Mode TRIGGER In this mode when the dynamic testing operation is turned on the electronic load will switch the state between value A and value B once receiving a triggering signal SAT 77 R TRG T Picture 4 12 Trigger Operation Mode 4 2 4 Setting up Dynamic testing operation Parameters Press the key Shift 6 S Tran then the load VFD display shows LEVEL A CURR xxxxxxxxA indicating the current value A set Press the numeric keys and decimal point key to enter the current value required followed by pressing the key Enter to confirm Then the load VFD display shows WIDTH A TM xx
38. euxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU indicating that data of the N step is being edited Please finish it according to the operation instruction in last step step 4 6 Since list function shares the same storage space with automatic testing function please make sure that the sequential code that you selected in the list function is the same with that in automatic testing function If the sequential code which was defined as automatic testing function before now is defined as list function the automatic testing function of this sequential code will be deleted and cannot be restored 4 2 7 2 Executing List Function Press the key Shift 0 to enter into menu configuration and then press the A and V keys to get the item MENU LIS followed by pressing the key Enter to confirm Then press the A and V keys to get the item LOAD LIST followed by pressing the Enter key to confirm Then press the A and V keys to select the sequential code defined as list function you want to execute followed by pressing the Enter key to confirm Since the list function shares the same storage space with automatic testing function those sequential code defined as the automatic testing function will be automatically shielded when choosing the sequential codes which are defined as list function 4 2 8 Automatic Testing Function The electronic load is available of automatic testing function 8 sets of data can be edited at most and 50 steps can be edi
39. i Registers Preset CMD 33 mandatory Multi Registers Table 18 CC mode switch to CV mode Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r Preset IFIX Double Optional Multi Registers EENES een si TH Preset UCCCV Double Optional Multi Registers Preset CMD 34 mandatory Multi Registers Table 19 CR mode switch to CR mode Preset RFIX Double Optional Multi Registers Preset UCRCV Double Optional Multi Registers Preset CMD 35 Must select Multi Registers Table 20 battery test mode Preset IFIX Double Optional mee q o mmo m Preset UBATTEND Double Optional amer a Sa T te Preset CMD 38 mandatory M zen PO lt me E Table 21 Dynamic Test Mode Preset IA Double Optional R soem EE oon Sore Preset Double Optional umma AM NS NS ou Preset TMAWD Double Optional sent MT t ee tuom tu Preset TMBWD Double Optional mee s mm m Preset TMTRANRIS Double Optional bra D NE wl Preset TMTRANFAL Double Optional men legt mt Preset MODETRAN 0 2 Optional ep T O Ee a E Preset CMD 25 mandatory W i 10 0 mm 9p 21u04 29 8 9 8IU MMM ep 2Iuo4129 e e aru1 9 OJUI 6L 098 16L40 Xe4 O O9GE LELZO Je Bueuxoeg ZZGLL G 9c B1equieM 4949p40A 59M lait Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 1
40. lay shows AUT n meaning the n automatic test list will be initiated The bottom right of the VFD If users have prepared all things well press the key On Off to initiate the automatic test The automatic test can also be initiated by lowering the voltage level of TRIG IN port and lasting more than 5mS When in testing the right lower corner of the VFD display will show WAIT or STAY meaning waiting for testing or staying in the suspended mode respectively Please retrigger it so that it goes on testing After testing the right lower corner of the VFD display will show either PASS or FAIL When failure the buzzer will sound At this moment initiate next trigger or press any key to free from the indication of pass or fail When once automatic test is finished users can press the A and V keys to initiate manually operated test mode Every time press the key A or the key Y once the load will begin to the carrying test of the last step or the next step Users can observe the actual state of every step When the key ON OFF is pressed or a trigger is input the electronic load will automatically exit from the manually operated test mode and start to automatic test again 4 3 Input Control 4 3 1 Short Circuit Operation SHORT Load can simulate a short circuit at the input end by turning the load on with full scale current The short circuit can be toggled on off at the front panel by pressing the key Shift 9 Short Short circuit operation does not infl
41. le electronic de HIELE quum r E aay si TH p 2luoJ 99 9 9 9IU MMM ep 2Iuo4129 e e aru 9 OJUI GL O9GE LELZO XE4 O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU 4 216 Automatic Test Obeyatioir gt 2 Uy AF7 enken vu Y 23 4 2 8 2 Setting up Automatic Test Trigger Output Mode saannannnannennnennnnnnnnnnnnnnnnnnn gt 24 4 2 8 3 Executing Automatic Test Function 25 4 3 Inpab ond u M i mro RR RE cr ee u uQ cu 25 4 3 1 ShorkCircuit Operation SPQlT cms TP ener pne ninam T AE 25 4 3 24 nput OMOff Operation e EE unn t nnen DER RII E 26 4 4 Electronic Load Operation Eangga 2 ee NENNEN L 26 4 5 Protestiog Functions ek e eee ME ees een gend NF 2 26 4 5 1 Over Voltage ProtettioniRXv 1 9 59x 8s m e abusi 26 4 5 2 Over amp Surrent ProtectioniOB 1 Ya agal Lesser eene 27 4 5 3 Over Power e e del ER EE 27 4 5 4 Input Polarity Reversed E ees 28 4 5 5 Over Hpat ProtectionOH ge E ene DE ene CR onnan 28 4 6 Remote Measurement Function a aa 28 4 Battery YesSumg sk
42. llowed by pressing the key Enter to confirm If in step 3 you choose load off mode or short circuit mode then the electronic load will skip step 6 7 When the VFD display shows MINIMUM xxxx xxxxxx indicating the lower limit of valid comparison press numeric keys to input the value followed by pressing the key Enter to confirm When the VFD display shows MAXIMUM xxxx xxxxxx indicating the upper limit of valid comparison press numeric keys to input the value followed by pressing the key Enter to confirm If all the steps set have been edited the VFD display will show EDIT AUTO TEST meaning exit back to the automatic testing function If all the steps set have not been edited the VFD display will show STEP n xxxxx MODE indicating that data of the N step is being edited 4 2 8 2 Setting up Automatic Test Trigger Output Mode Press the key Shift 0 to enter into the menu configuration and then press the A and V keys to get the item MENU AUTO TEST followed by pressing the Enter key to confirm Then press the A and V keys to get the item SETUP AUTO TEST followed by pressing the Enter key to confirm The load will enter into the automatic test trigger output mode Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r E aay si TH 9p 21u04 29 8 9 8IU MMM BP IIUO JI9 9 3 9IYJ OJul GL O9GE LELZO
43. ltage resolution If the maximum voltage value is below 20V the load voltage resolution will be 0 1mV if the maximum voltage value is beyond 20V then the load voltage resolution will be only 1mV 4 5 2 Over Current Protection OC When input current exceeds the current limit Buzzer will sound and VFD display will shows OVER CUR The load maximum voltage value can be set by pressing the key Shift 0 Menu When the VFD display shows MENU SYSTEM SET press the key Enter to confirm Then the VFD display shows SYSTEM IMAX xxxxxxxxA indicating the current maximum current value Press the numeric keys and decimal point key to enter the maximum current value required followed by pressing the key Enter to confirm Then press the key Esc to escape the Menu item Note The maximum current value of DCM9711 electronic load is 30A When it is beyond 30A it will be automatically adjusted to 30A Besides the maximum current value has close relation with the current resolution If the maximum current value is or is below 3A the load current resolution will be 0 01mA If the maximum current value is beyond 3A then the load current resolution will be only 0 1mA 4 5 3 Over Power Protection OW When input power exceeds the power limit buzzer will sound and VFD display will show OVER POW Users need to press any key to get the load work normally Note if the current input state is in OFF state you need to press the key ON OFF to make the load work normal
44. ltage value showing Unreg means the load couldn t adjust itself to the expected Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r z aay si TH p 2luoJ 99 9 9 IU MMM ep 2Iuo4j29 e e aru1 9 OJUI GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU constant voltage value Please check if the measured power supplier has been correctly connected and turned on make sure if the maximum output current of the measured power supplier is in the range of the maximum current that the load can absorb In loading and unloading constant voltage mode press the key Shift 2 S_Start the load will back into the standard constant voltage mode Note The rise time which is set is automatically regulated to be the round number times of 20uS 4 1 4 Constant Power Operation Mode CW In this mode the electronic loads will consume a constant power Please refer to the picture 4 9 If the load input voltage value increase the load input current will decrease Therefore the load power V Iwill remain in the power set Load input voltage V2 Si Power set V3 Dager 12 13 T Load current Picture 4 9 Constant Power Mode 4 1 4 1 Setting up a Standard Constant Power Mode Press the key P SET then the VFD display will show STANDA
45. ly If the over power problem is not solved the load will shows OVER POW again The load maximum power value can be set by pressing the key Shift 0 Menu When the VFD display shows MENU SYSTEM SET press the key Enter to confirm Then the VFD display shows SYSTEM IMAX xxxxxxxxA Press the Up and Down keys to make adjustment until the VFD display shows SYSTEM PMAX xxxxxxxxW indicating the current maximum power value then enter the maximum power value required by pressing the numeric keys and decimal point key followed by pressing the key Enter to confirm Then press the key Esc to escape the Menu item Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r zm eegen z IHA 9p 21u04 29 8 9 8I MMM BP IIUO JI9 9 3 9IYJ OJu GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Diadtuigud 4949p40A 59M I IU Note The maximum power value of DCM9711 electronic load is 300W When it is beyond 300W it will be automatically adjusted to 300W 4 5 4 Input Polarity Reversed When the electronic load is in input polarity reversed state the buzzer will sound and the VFD display will show REVERSE 4 5 5 Over Heat Protection OH If internal power component s temperature exceeds 80L over height protection will be initiated automatically Load will turn off the input and B
46. ly executed LIST END RESET means the electronic load will reset to be load off mode when all the steps you set in one set of data have been successfully executed 3 After pressing the key Enter to confirm the VFD display will show STEP LENG xxx indicating the step length that requires to be set Then press the numeric keys to input the step length you want to set followed by pressing the key Enter to confirm Please note that the step length should be the round number of 1 200 4 When the VFD display shows STEP 1 CURR xxxxxA indicating the current that requires to be set in the first step press the numeric keys to input the current you want to set in the first step followed by pressing the key Enter to confirm When the VFD display shows STEP 1 TM xxxxx mS indicating the current duration in the first step press the numeric keys to input the current duration you want to set in the first step followed by pressing the key Enter to confirm 5 If all the steps set have been edited the VFD display will show EDIT LIST meaning exit back to the list function If all the steps set have not been edited the VFD display will show STEP n CURR xxxxxA Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de T HIELE E aay si TH 9p 21u04 29 8 9 8I MMM ep 2Iuo4129 e e aluY 9 OJUI GL O9GE LELZO XE O O9GE LELZO Je Bu
47. ndatory Multi Registers Table 13 CV mode soft start Preset UFIX Double Optional Multi Registers Preset TMCVS Double Optional Multi Registers Preset CMD 39 mandatory Multi Registers Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r E aay si TH p 2luoJ 99 9 9 9IU MMM ep 2Iuo4j29 e e aruY 9 OJUI GL O9GE LELZO XE4 O O9GE LELZO Je Bueuxoeg ZZGLZ C e 9c Bi qui A 4949p40A 59M I IU Table 14 CC loading and unloading mode Preset IFIX Double Optional Multi Registers Preset UCCONSET Double Optional Multi Registers Preset UCCOFFSET Double Optional opa a ALT ud Preset CMD 30 mandatory V 2 0 0 mm Table 15 CV loading and unloading mode Preset UFIX Double Optional Multi Registers Preset UCVONSET Double Optional Preset UCVOFFSET Double Optional Multi Registers Preset CMD 31 mandatory Multi Registers Table 16 CW loading and unloading mode Preset PFIX Double Optional Multi Registers Preset UCPONSET Double Optional Multi Registers Preset UCPOFFSET Double Optional p iie ME o S Preset CMD 32 mandatory M i oo o Meg eg Table 17 CR loading and unloading mode Preset RFIX Double Optional Multi Registers Preset UCRONSET Double Optional Dee ee a s T Preset UCROFFSET Double Optional Mult
48. oint takes up two word length Query 0x01 0x10 OxOA 0x01 0x00 0x02 0x04 0x40 0x13 0x33 0x33 OxFC 0x23 The Corresponding Normal Response 0x01 0x10 Ox0A 0x01 0x00 0x02 0x13 0xD0 4 8 7 Coil With The Register Address Allocation Table 1 Coil bit definition Name Address Bit Property Description PC1 0x0500 11 W R When remote control status bit is 1 front key P lA Z Moea Q ake PC2 0x0501 1 W R When local prohibition bit is 1 not allow to use key Shift 7 to snatch away the front panel control TRIG 0x0502 1 WR Trigger tagged triggered once by software REMOTE 0x0503 1 WR 1 remote input voltage ISTATE 0050 1 R Inputstatus 1 input ON O intput OFF TRACK 0x0511 Tracking status 1 voltage tracking O current tracking ATESTPASS 0x0517 1 1 success automatic test success 0 automatic test failed LOVER Joos R imens vover 00521 Ip i overvotegetg POVER 00522 R towrPower amp g HEAT foss R rares REVERSE oe 1 R trmwmemg UNREG 00525 1 R tregsterparametraledtg ERREP 0x526 R 1 EPPROMerorg Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r z aay si TH p 2luoJ 99 9 IU MMM BP IIUO1JI9 9 9 9IYJ OJul GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e
49. problems that might be encountered 1 Make sure if you have connected the power properly and On Off switch has been pressed 2 Check the power voltage setting There are two voltages which can make load work 110V or 220V Please make sure you get the right voltage in accordance to the voltage in your area 3 Check the fuse of load Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r z si TH 9p 21u04 29 8 9 8I MMM BP IIUO1JI9 9 3 9IYJ OJul GL O9GE LELZO XE4 O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU If fuse is blowout please change another fuse with the following specification Fuse specification Fuse specification 220VAC 110VAC DCM9713 T1 25A 250V T2 5A 250V DCM9714 T1 25A 250V T2 5A 250V DCM9714B T1 25A 250V T2 5A 250V 4 Replace the Fuse DCM9713B T1 25A 250V T2 5A 250V Open the plastic cover in the rear panel of the electronic load with a flat screwdriver see the table 3 1 and find the blowout fuse Then replace the bad fuse with a new one E es Geos Se Se me 2o maa Ma eee E ce 8 eS ee u mmm wm O P w mm cw a m MEN ww a rm w So ww eee a ama m mmm s mmm w mm rs ma am GE mmm eT mau s Q m s wama mamam m
50. rd CW_UN or Unreg Showing CW_UN means the load has been successfully set into the expected constant power value showing Unreg means the load couldn t adjust itself to the expected constant power value Please check if the measured power supplier has been correctly connected and turned on make sure if the voltage is normal and if the output current of the measured power supplier is in the range of the current that the expected power can absorb In loading and unloading constant power mode press the key Shift 1 V_Level the load will back into the standard constant power mode 4 2 Dynamic Testing Operation Dynamic testing operation enables the electronic load to periodically switch between two load levels This function can be used to test the transient characteristics of the measured power supplier Dynamic testing operation can be turned on and off by pressing the key C Shit L Tran at the front panel Before you turn on dynamic testing operation you should set all of the parameters associated with dynamic testing operation by pressing the keyC Shift al S Tran including Value A A pulse time Rising time from value A to value B Value B B pulse time Falling time from value B to value A and dynamic testing operation mode There are three kinds of dynamic testing operation mode continuous mode pulse mode and trigger mode 4 2 1 Continuous Mode CONTINUOUS In this mode the electronic load will periodically switch betw
51. re a nr e cec ni Pen ga Peek ciis 10 4 1 BaSi vOperation Mode amp Z Z p Mate e enm 10 4 1 1 Constant Current Operation Mode CC 10 4 1 1 1 Setting up a Standard Constant Current Mode 10 4 1 1 2 Loading and Unloading Constant Current Mode sannaannnannennnnnnnnnnnnnnnnnnnnnnno 11 4 1 1 3 Soft Start Constant Current Mode 12 4 1 1 4 Constant Current Shifting into Constant Voltage Mode 12 4 1 2 Constant Resistant Operation Mode CR p 13 4 1 2 1 Setting up a Standard Constant Resistance Mode 14 4 1 2 2 Loading and Unloading Constant Resistance Mode 14 4 1 2 3 Constant Resistance Shifting into Constant Voltage Mode 15 4 1 3 Constant Voltage Operation Mode CV 19 4 1 3 1 Setting up a Standard Constant Voltage Mode 16 4 1 3 2 Loading and Unloading Constant Voltage Mode 16 4 1 3 3 Soft Start Constant Voltage Mode
52. ronic de HIELE quum r z aay si TH 9P I U0 JI9 9 9 9IY J MMM BP DIUO1JI9 9 9 9IYJ OJul GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLL G e 9c Diaduigud 4949p40A 59M I IU fine tuning accuracy just press the rotary encoder knob in which a key is included Every time when you press the rotary encoder once the cursor will move forward to the previous number 4 1 4 2 Loading and Unloading Constant Power Mode As for the loading and unloading mode theory please refer to the 3 1 1 2 illustration When in standard constant power mode press the key Shift 1 V_Level to enter into the constant loading and unloading constant power mode When the VFD display shows ONSET VOLT xxxxxxxxV indicating the current loading voltage press the numeric keys and decimal point key to enter the loading voltage value required followed by pressing the key Enter to confirm Then the VFD will shows OFFSET VOL T xxxxxxxxV indicating the current unloading voltage Press the numeric keys and decimal point key to enter the unloading voltage value required followed by pressing the key Enter to confirm In this way the load will enter into the loading and unloading constant power mode If the input state is in OFF state then the right upper corner of the VFD display will show the word OFF Press the key On Off to change the input state into ON state Then the right upper corner of the VFD display will show the wo
53. ronic load will attempt to sink enough current to control the source voltage to the programmed value Please refer to the picture 4 7 Note When the voltage of the measured power Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de T HIELE si TH 9p 21u04 29 8 9 8IU MMM ep 2Iuo4129 e e aru1 9 OJUI GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Diaduigud 4949p40A 59M I IU EENES een supplier is lessen than the voltage value set or the maximum input current is beyond the maxim current that the load can absorb the load couldn t control the voltage to the value set Load input Volt Set Voltage Load current Picture4 7 Constant Voltage Mode 4 1 3 1 Setting up a Standard Constant Voltage Mode Press the key V SET then the VFD display will show STANDARD VOL T xxxxxxxxV indicating the current constant voltage value Then Press the numeric keys and decimal point key to enter the constant voltage value required followed by pressing the key Enter In this way the load will enter into the standard constant voltage mode If the input state is in OFF state then the right upper corner of the VFD display will show the word OFF Press the key On Off to change the input state into ON state Then the right upper corner of the VFD display will show the word CV or Unreg Showing CV means the load
54. s STEP LENG XX indicating the step length that requires to be set Then press the numeric keys to input the step length you want to set followed by pressing the key Enter to confirm Please note that the step length should be the round numbers of 1 50 3 When the VFD display shows STEP 1 xxxxx MODE indicating the working mode selected in the step 1 press theA and V keys to select one mode from he following six working modes followed by pressing the key Enter to confirm Working Prompting Explanation Mode Messenges Load Off LOAD OFF MODE Compare the voltages when in load off mode Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de T HIELE mmm aay si IIH 9P I U0 JI9 9 9 91Y MMM BP IIUO JI9 9 9 9IYJ OJul GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU CC Mode CC MODE Choose one of four types current comparison voltage comparison power comparison and resistance comparison CV Mode CV MODE Choose one of four types current comparison voltage comparison power comparison and resistance comparison CP MODE Choose one of four types current comparison voltage comparison power comparison and resistance comparison CR Mode CR MODE Choose one of four types current comparison voltage comparison power compari
55. scompany reserves the right to interpret Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r
56. se current register PU E ions EE TMAWD 0x0A25 2 W R dynamic mode A pulse width registers TMBWD Ox0A27 2 W R dynamic mode B pulse width TMTRANRIS Ox0A29 2 W R Dynamic mode rising time register r Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r z aay si TH 9p 21u04 29 8 9 8IU MMM ep 2Iuo4129 e e aruY 9 OJUI GL O9GE LELZO XE4 O O9GE LELZO Je Bueuxoeg ZZGLL G e 9c Diadtuigd 4949p40A 59M I IU TMTRANFAL OxOA2B 2 W R Dynamic model falling time register double type MODETRAN OxOA2D Dynamic mode register u16 type UBATTEND OxOA2E 2 W R Battery Test termination voltage register double type BATT OxOA30 Battery capacity register double type SERLIST Ox0A32 LIST serial number register u16 type SERATEST Ox0A33 1 W R l Automatic Test serial number register u16 type IMAX Ox0A34 2 W R l Current maximum register double type UMAX Ox0A36 W R Voltage maximum register double type PMAX 0x0A38 Fa Power maximum register double type PMX o OxOA3A W R Calibration current low end target value double type Current high end calibration target value double type ULCAL OxOA3E 2 W R A Voltage low end calibration target value double type UHCAL Ox0A40 W R A Voltage high end calibration target value double t
57. should be the round numbers of 0 02mS and ranges from 0 02mS to 1310 7mS The duration of each step has something to do with the minimum time you set If the minimum time is set as 0 02mS then the duration of each step ranges from 0 02mS to1310 mS if the minimum time is set as 2mS then the duration of each step ranges from 2mS to 131070mS 4 2 7 1 List Operation 1 Press the key Shift 0 to enter into the menu operation and then press the A and Y keys to get the item MENU LIST followed by pressing the Enter key to confirm Then press the A and Y keys to get the item EDIT LIST followed by pressing the Enter key to confirm Then press the A and Y keys to select the sequential code that need to be set followed by pressing the Enter key to confirm 2 When the VFD display shows MINIMUM TM xxxxxx mS indicating the minimum time that requires to be set Since this value affects the fine tuning and operable length of all kinds of waveforms please carefully select the suitable parameters Then press the key Enter to confirm The electronic load will go into the following three output modes LIST CONTINOUS LIST END HOLD and LIST END RESET Press the A and Y keys to select one output mode you wanted followed by pressing the key Enter to confirm LIST CONTINOUS means continuous output mode LIST END HOLD means the electronic load will remain the last value you set in the last step when all the steps you set in one set of data have been successful
58. son and resistance comparison Short Circuit SHORT MODE Compare the current when in short circuit mode Mode 4 When the VFD display shows STEP 1 TEST xxxx indicating the test types There are four test types test current test voltage test power test resistance Press the A and Y keys to select one from those four types followed by pressing the key Enter to confirm If in last step step 3 you choose load off mode or short circuit mode then the electronic load will skip step 4 5 When the VFD display shows DELAY TM xx xS indicating the delay time of each step The valid range of the delay time is 0 1 25 5S The lower value you set the shorter time the test needs But in certain circumstances too lower value may affect the test results because the test has been finished before the power supply reaches static state so please carefully select the delay time you wanted to set The recommended delay time is 0 5S Note 25 5S is set as suspended mode So the delay time of a certain step is set as 25 5S the load will stop to be proceeded to the next step until a trigger is input The trigger can be made either by the hardware in the back panel or by pressing the key Shift Trigger or the On Off key in the front panel 6 When the VFD display shows INPUT xxxx xxxxxx indicating the corresponding current value set voltage value set power value set resistance value set in working mode Press the numeric keys to enter the value fo
59. t 100W 600W 100W 600W 100W 1200W 100W 1200W Voltage and i gt 10 full measument Accuracy 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS Battery Measurement Battery Input 0 5 120V Max Measurement Capacity 999 H Resolution 0 1mA Time Range 1S 16HS Dynamic Measurement Transition List 0 25kHZ 2 5A uS TI amp T2 60uS 999S Accuracy 15 offset 10 FS CC soft startup Time 1 mS 2 mS ams 10mS 20 mS 50 mS 100 mS 200 mS Accuracy 15 offset 10 FS Voltage CV SS SS Sg SS Temperature A0 20 A0 20 10 C 70 C 10 C 70 C W H D mm 103 5 428 453 5 Short Circuit Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de T HIELE r MELE nY z Na 0 0 F a J AN NRO OU OO 191 ak U K eem rJ LAO el D 71522 Backnang Te n O e e IU Irn J Kaes D ein r Wi er vve der r v VO sS HELE p 9luoJ 99 9 IU MMM BP I U04JI9 9 9 9 4J OOJU 6 L O9GE LELZO Xe 0 098 6 16140 e bueuyoeg zzgL4 d 9z BJequieM 4949p40A O 9Jelu J BEEN imension 2 2 Electronic Load D e Sat HII HII HII ii 452 Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel
60. tate when the electronic load supplier is powered on oetting the same state as last time you turned off the eletronic load Setting the output to OFF state when the electronic load is powered on The load will work at CC mode KEY SOUND SET Setting the key sound ON hre buzzer will sound when any key was pressed or he buzzer will not sound when any key was pressed CONNECT MODE MAXTIDLEXING SEPARATE BAUDRATE SET Setting the Baudrate ww L 4 3 f 3 bag SS ae 28800 57600 5 00000 cOMMPARTY Setting Comm Parity mode ON None Paty even even Party SSS on sp SS obmESSSET Seng Address SS eme the address is the input number 1 200 KEY LOCK SET Setting the keyboard unlocking password when it is 0 or E Wm SE there is no password set BEG OO AE A SYSTEMSET MAX CURRENT SET oetting the maximum current Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de T HIELE zs si TH 9p 21u04 29 8 9 8I MMM ep 2Iuo4129 e e aru 9 OJUI GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU If the maximum current is higher than 3A it is high range Otherwise it is low range MAX VOLTAGE SET Setting the maximum Voltage If the maximum voltage is higher than 20V it is high range Otherwise it is low r
61. ted in each set of data Each step can be edited as the following six working mode load off mode constant current mode constant voltage mode constant power mode constant resistance mode short circuit mode and can be edited as the following four types current comparison voltage comparison power comparison and resistance comparison Besides the delay time of each step can also be edited The delay time of each step ranges from 0 1 25 5S considering the quickness and accuracy When automatic test is over the electronic load will indicate if it passes the test or failed If it fails the electronic load will sound alarm Meanwhile the electronic load can be triggered by front panel and TRIGGE IN hardware voltage level in the back panel and can output the trigger voltage level from the TRIGER OUT terminals on back panel You can setup it as the voltage level trigger mode or pulse trigger mode and can have 4 selections of Pass trigger failure trigger finish trigger and disabled trigger 4 2 8 1 Automatic Test Operation 1 Press the key Shift 0 to enter into the menu configuration and then press the A and V keys to get the item MENU AUTO TEST followed by pressing the Enter key to confirm Then press the A and V keys to get the item EDIT AUTO TEST followed by pressing the Enter key to confirm Then press the A and V keys to select the sequential code that need to be set followed by pressing the Enter key to confirm 2 When the VFD display show
62. ublished specifications at time of shipment from the factory Warranty This instrument product is warranted against defects in material and workmanship for a period of one year from date of delivery Maintenance Service This product must be returned to maintenance department designated by our company for repairing Customer shall prepay shipping charges and shall pay all duty and taxes for products returned to the Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r z aay si TH 9P I U0 JI9 9 9 9IY MMM ep 2Iuo4129 e e aluY 9 OJUI GL O9GE LELZO XE O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU supplier for warranty service Except for products returned to customer from another country supplier shall pay for return of products to customer Limitation of Warranty The foregoing warranty shall not apply to 1 Defects resulting from improper or inadequate maintenance by the Customer 2 Customer supplied software or interfacing 3 Unauthorized modification or misuse 4 Operation outside of the environmental specifications for the product or improper site preparation and maintenance 5 Defects resulting from the circuit installed by clients themselves Attention No inform will be given for any changes in the content of the user s guide thi
63. uence the current value set When short circuit operation is on OFF state the Load will back to the original setting state The actual current value that the load consumes in short circuit condition is dependent on the working mode and current range of the load that are active In CC CW and CR mode the maximum short circuit Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r z aay si TH 9p 21u04 29 8 9 8I MMM ep 2Iuo4129 e e aluY 9 OJUI GL O9GE LELZO XE4 O O9GE LELZO JAL Bueuxoeg ZZGLZ G e 9c Bi qui A 4949p40A 59M I IU current value is 1 2 times of the current range In CV mode short circuit operation is same as the operation of setting constant voltage to OV 4 3 2 Input On Off Operation When the load input state is in ON state you can press the key On Off to change the input state into OFF state Then the right upper corner of the VFD display shows OFF When the load input state is in OFF state you can press the key On Off to change the input state into ON state Then the right upper corner of the VFD display shows ON indicating the current working state 4 4 Electronic Load Operation Range Electronic load works in the range of Rated Current Rated voltage and Rated Power Please refer to the picture 4 13 and picture 4 14 Picture 4 13 Electronic Lo
64. unloading at the critical point of unloading voltage thus the measured power supplier can be well protected U ON SET OFF SET OFF i ON OFF Picture 4 2 Loading and Unloading Mode When in standard constant current mode press the key Shift 1 V_Level and enter into the loading and unloading constant current mode When the VFD display shows ONSET VOL T xxxxxxxxV indicating the current loading voltage press the numeric keys and decimal point key to enter the loading voltage value required followed by pressing the key Enter to confirm Then the VFD will shows OFFSET VOL T 7xxxxxxxxV indicating the current unloading voltage Press the numeric keys and decimal point key to enter the unloading voltage value required followed by pressing the key Enter to confirm In this way the load will enter into the loading and unloading constant current mode If the input state is in OFF state then the right upper corner of the VFD display will show the word OFF Press the key On Off to change the input state into ON state Then the right upper corner of the VFD display will show the word CC UN or Unreg Showing CC UN means the load has successfully set into the expected constant current value showing Unreg means the load could not adjust itself to the expected Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r
65. ured power supplier has been correctly connected and turned on make sure if the voltage is normal and if the maximum output current of the measured power supplier is in the range of the maximum current that the load can absorb In loading and unloading constant voltage mode press the key Shift 1 V_Level the load will back into the standard constant voltage mode 4 1 3 3 Soft Start Constant Voltage Mode Soft start constant voltage mode functions as a condensive load simulating electric Capacity which is in direct proportion with the rise time of soft start In this mode the measured power supplier can be avoided from current strike damage VOLT SETTING RISING TIME Picture 4 8 Soft Start Constant Voltage Mode When in standard constant voltage mode press the key Shift 2 S_Start to enter into the soft start constant voltage mode When the VFD display shows RISING TM xxxxxxxxvmsS indicating the current rising time press the numeric keys and decimal point key to enter the rising time required followed by pressing the key Enter In this way the load will enter into the soft start constant voltage mode If the input state is in OFF state then the right upper corner of the VFD display will show the word OFF Press the key On Off to change the input state into ON state Then the right upper corner of the VFD display will show the word CV_S or Unreg Showing CV_S means the load has been successfully set into the expected constant vo
66. uzzer will sound and VFD display will show OVERHEAT 4 6 Remote Measurement Function When in CV CR and CP mode if load consumes high current the power supplier will produce voltage drop in the connecting wire between measured power supplier and load terminals In order to guarantee the measurement accuracy remote measurement terminals is installed at the rear panel of the electronic load Users can measure the output terminals voltage of measured power supplier by these terminals The remote measurement function can be set by pressing the key Shift 0 Menu When the VFD display shows MENU SYSTEM SET press the key Enter to confirm Then the VFD display shows SYSTEM IMAX xxxxxxxxA Press the Up and Down keys to make adjustment until the VFD display shows SYSTEM TERMINAL SEL indicating to set the parameters of the current remote measurement function then press the key Enter to confirm When the VFD display shows TERMINAL SELECT FRONT or TERMINAL SELECT BACK press the Up and Down keys to select the parameters of remote measurement function Showing TERMINAL SELECT FRONT means input terminals selected is at the front panel and the remote measurement function of the rear panel is closed showing TERMINAL SELECT BACK means input terminals selected is at the rear panel and the remote measurement function of the front panel is closed Then press the key Esc to escape the Menu item Note At any time either the input terminals at the front panel or at the b
67. xxxxxxmsS indicating the current lasting time of current value A set Press the numeric keys and decimal point key to enter the lasting time required followed by pressing the key Enter to confirm Then the load VFD display shows RISING TM xxxxxxxxmsS indicating the current rising time set from value A to value B Press the numeric keys and decimal point key to enter the rising time required followed by pressing the key Enter to confirm Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r EEE ey z IHA p 2luoJ 99 9 9 IU MMM ep 2Iuo4j29 e e aluY 9 OJUI 6 L O9GE LELZO XE4 O O9GE LELZO Je Bueuxoeg ZZGLZ G e 9c Diaduigud 4949p40A 59M I IU Then the load VFD display shows LEVEL B CURR xxxxxxxxA indicating the current value B set Press the numeric keys and decimal point key to enter the current value required followed by pressing the key Enter to confirm Then the load VFD display shows WIDTH B TM xxxxxxxxmsS indicating the current lasting time of current value B set Press the numeric keys and decimal point key to enter the lasting time required followed by pressing the key Enter to confirm Then the load VFD display shows FALLING TM xxxxxxxxmsS indicating the current falling time set from value B to value A Press the numeric keys and decimal point key to enter
68. y here to observe dynamic waveforms Remote Measuremnt terminals and trigger input output interface Multifunctional communication interface GPIB RS232 RS425 USB 3 4 Keypad Directions m B 0 9 numeric keys Esc key can be exited from any working condition owitch to CC mode oetting up a constant current owitch to CV mode Setting up a constant voltage owitch to CW mode oetting up a constant power owitch to CR mode oetting up a constant resistance Multi purpose Used together with multifunction key to perform diversity functions and applications for example shift Menu can perform menu function iiiw 0000 Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r E Seen z IHA 9p 21u04 29 8 9 8IU MMM ep 2Iuo4129 e e aluY 9 OJUI 6L 098 16L40 Xe4 O O9GE LELZO Je Bueuxoeg zzSL4 d 9c B1equieM 4949p40A 59M eJ8lu 3 5 Menu Operation Press the key Shift Menu to access to the menu function and theVFD display screen shows the menu items Select the menu items by pressing the A and V keys or by rotating the knob and then press the key Enter to enter in the menu item you wanted Or you can press the key Esc to return to the last menu CONFIG INPUT RECALL Setting the output to the same state at last time when the load is turned off or to the OFF s
69. ype xdi Calibration state tag u16 type ee oe OxOBOO ins Voltage Register double type 0x0B02 2 8 Current Register double type SETMODE 0x0B04 1 RE P Operation Mode register u16e type INPUTMODE 0x0BO5 1 Input Status Register u16 type MODEL 0x0B06 1 R Model Register u16 type EDITION 0x0B07 1 REY software version number register u16 type 4 8 8 The Definition Of The Command Register CMD cc ri mA a E e wp f MG e ow G X 3p amp M Ree taf ee ASE COSW Sm 23 7 j Dynamic Mode II Thiele KG Vorderer Weinberg 26 D 71522 Backnang Tel 07191 3560 0 Fax 07191 3560 19 info thiele electronic de www thiele electronic de HIELE quum r E aay IHA p 91U01 99 IY MMM ep 2Iuo4j29 e e aruY 9 OJUI 6L 09S 16L40 Xe4 O O9GE LELZO Je Bueuxoeg ZZGLZ G 9c Bi qui A 4949p40A 59M lait CC Loading And Unloading Mode 30 CV Loading And Unloading Mode 31 CW Loading And Unloading 32 Mode CR Loading And Unloading Mode 33 CC Mode Switch To CV Mode 34 CR Mode Switch To CV Mode 36 Battery Test Mode 38 CV Soft Start 39 Changin System Parameters 1 Input ON 42 Input OFF 4 8 9 Common Operation Function Description Table 1 Remote Control Operation Operation Description Force Single Coil mandatory Table 2 cancel remote control operation Table 3 Local Prohibition control operations

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